Cooling System Bleeding
- Remove air vent plug from radiator (if equipped).
Courtesy of SUBARU OF AMERICA, INC.
- Fill engine coolant into radiator up to filler neck position (to top of filler neck).
- Fill engine coolant into reservoir tank up to upper level.
- Attach radiator cap and reservoir tank cap properly.
- Install air vent plug.
- Warm-up engine completely for more than five minutes at 2,000 to 3,000 rpm.
- Stop engine and wait until temperature drops to a safe level.
- If engine coolant level drops in radiator, add engine coolant to filler neck position.
- If engine coolant level drops from upper level of reservoir tank, add engine coolant to upper level.
- Attach radiator cap and reservoir tank cap properly.
- Recheck coolant level in reservoir tank once engine has completely cooled, add coolant as necessary.